I wonder whether they in fact can help the seeds subsequently germinate?
Hi Asher,
I wouldn't think they have a great effect, unless they can fly

In fact I wonder how many new blackberry plants are established by sexual reproduction? Near and mid-range propogation is by means of runners, as in
this image previously posted in another thread.
Stuart, I don't know how I missed this one. Thanks for sharing this interesting and informative image.
Hi Winston,
Thanks. What I find amazing is how the snail climbed so high and managed to avoid impaling itself on bramble thorns.
BTW, after I've eaten what I can, I pick the rest and introduce them to a few pints of cheap vodka. It makes a pleasant, warming drink for the long winter months.
Regards,
Stuart